144336133 has 2 divisors, whose sum is σ = 144336134. Its totient is φ = 144336132.

The previous prime is 144336131. The next prime is 144336167. The reversal of 144336133 is 331633441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142491969 + 1844164 = 11937^2 + 1358^2 .

It is an emirp because it is prime and its reverse (331633441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144336133 - 2¹ = 144336131 is a prime.

Together with 144336131, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144336131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72168066 + 72168067.

It is an arithmetic number, because the mean of its divisors is an integer number (72168067).

Almost surely, 2^144336133 is an apocalyptic number.

It is an amenable number.

144336133 is a deficient number, since it is larger than the sum of its proper divisors (1).

144336133 is an equidigital number, since it uses as much as digits as its factorization.

144336133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 28.

The square root of 144336133 is about 12013.9973780586. The cubic root of 144336133 is about 524.5557941775. Note that the first 3 decimals are identical.

Adding to 144336133 its reverse (331633441), we get a palindrome (475969574).

The spelling of 144336133 in words is "one hundred forty-four million, three hundred thirty-six thousand, one hundred thirty-three".